Home / 989,594.15-1,365,645.83-559,964.07

Finding the Fourth Proportional to 989,594.15, 1,365,645.83 and 559,964.07

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Solution

The fourth proportional to 989,594.15, 1,365,645.83 and 559,964.07 is: 772,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,594.15 : 1,365,645.83 = 559,964.07 : x
  2. Step 2: Convert to fraction form
    989,594.15/1,365,645.83 = 559,964.07/x
  3. Step 3: Cross multiply
    989,594.15x = 1,365,645.83 × 559,964.07
  4. Step 4: Simplify right side
    989,594.15x = 764,712,594,345.51
  5. Step 5: Solve for x
    x = 764,712,594,345.51/989,594.15
  6. Step 6: Final answer
    x = 772,753.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.